package com.magic.ch06_双指针bfs与图论.献给阿尔吉侬的花束;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        PrintWriter pw = new PrintWriter(System.out);

        br.close();
        pw.flush();
        pw.close();
    }
}
